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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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94 #undef DEF_FORWARD_DECLARATION | 94 #undef DEF_FORWARD_DECLARATION |
95 | 95 |
96 | 96 |
97 // Typedef only introduced to avoid unreadable code. | 97 // Typedef only introduced to avoid unreadable code. |
98 // Please do appreciate the required space in "> >". | 98 // Please do appreciate the required space in "> >". |
99 typedef ZoneList<Handle<String> > ZoneStringList; | 99 typedef ZoneList<Handle<String> > ZoneStringList; |
100 | 100 |
101 | 101 |
102 class Node: public ZoneObject { | 102 class Node: public ZoneObject { |
103 public: | 103 public: |
104 Node(): statement_pos_(kNoPosition) { } | 104 Node(): statement_pos_(RelocInfo::kNoPosition) { } |
105 virtual ~Node() { } | 105 virtual ~Node() { } |
106 virtual void Accept(Visitor* v) = 0; | 106 virtual void Accept(Visitor* v) = 0; |
107 | 107 |
108 // Type testing & conversion. | 108 // Type testing & conversion. |
109 virtual Statement* AsStatement() { return NULL; } | 109 virtual Statement* AsStatement() { return NULL; } |
110 virtual ExpressionStatement* AsExpressionStatement() { return NULL; } | 110 virtual ExpressionStatement* AsExpressionStatement() { return NULL; } |
111 virtual EmptyStatement* AsEmptyStatement() { return NULL; } | 111 virtual EmptyStatement* AsEmptyStatement() { return NULL; } |
112 virtual Expression* AsExpression() { return NULL; } | 112 virtual Expression* AsExpression() { return NULL; } |
113 virtual Literal* AsLiteral() { return NULL; } | 113 virtual Literal* AsLiteral() { return NULL; } |
114 virtual Slot* AsSlot() { return NULL; } | 114 virtual Slot* AsSlot() { return NULL; } |
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1160 : name_(name), | 1160 : name_(name), |
1161 scope_(scope), | 1161 scope_(scope), |
1162 body_(body), | 1162 body_(body), |
1163 materialized_literal_count_(materialized_literal_count), | 1163 materialized_literal_count_(materialized_literal_count), |
1164 contains_array_literal_(contains_array_literal), | 1164 contains_array_literal_(contains_array_literal), |
1165 expected_property_count_(expected_property_count), | 1165 expected_property_count_(expected_property_count), |
1166 num_parameters_(num_parameters), | 1166 num_parameters_(num_parameters), |
1167 start_position_(start_position), | 1167 start_position_(start_position), |
1168 end_position_(end_position), | 1168 end_position_(end_position), |
1169 is_expression_(is_expression), | 1169 is_expression_(is_expression), |
1170 function_token_position_(kNoPosition) { | 1170 function_token_position_(RelocInfo::kNoPosition) { |
1171 } | 1171 } |
1172 | 1172 |
1173 virtual void Accept(Visitor* v); | 1173 virtual void Accept(Visitor* v); |
1174 | 1174 |
1175 // Type testing & conversion | 1175 // Type testing & conversion |
1176 virtual FunctionLiteral* AsFunctionLiteral() { return this; } | 1176 virtual FunctionLiteral* AsFunctionLiteral() { return this; } |
1177 | 1177 |
1178 Handle<String> name() const { return name_; } | 1178 Handle<String> name() const { return name_; } |
1179 Scope* scope() const { return scope_; } | 1179 Scope* scope() const { return scope_; } |
1180 ZoneList<Statement*>* body() const { return body_; } | 1180 ZoneList<Statement*>* body() const { return body_; } |
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1266 #undef DEF_VISIT | 1266 #undef DEF_VISIT |
1267 | 1267 |
1268 private: | 1268 private: |
1269 bool stack_overflow_; | 1269 bool stack_overflow_; |
1270 }; | 1270 }; |
1271 | 1271 |
1272 | 1272 |
1273 } } // namespace v8::internal | 1273 } } // namespace v8::internal |
1274 | 1274 |
1275 #endif // V8_AST_H_ | 1275 #endif // V8_AST_H_ |
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